<template>
  <a-layout id="index-content" v-bind:style="{ minHeight: Height + 'px' }">
    <a-layout-sider width="250" style="background: #fff">
      <a-menu
        mode="inline"
        :style="{ height: '100%', borderRight: 0 }"
        @click="handleClick"
        :openKeys="openKeys"
      >
        <a-menu-item key="welcome">
          <span class="iconfont">&#xe6da;&#xe6da;&#xe6da;&#xe6da;&#xe6da;</span>
        </a-menu-item>
        <a-sub-menu v-for="item in level1" :key="item.id">
          <template v-slot:title>
            <span class="iconfont">&#xe6cc;</span><span>{{ item.name }}</span>
          </template>
          <a-menu-item v-for="child in item.children" :key="child.id">
            <span class="iconfont">&#xe718;</span><span>{{ child.name }}</span>
          </a-menu-item>
        </a-sub-menu>
      </a-menu>
    </a-layout-sider>
    <a-layout-content
      :style="{
        background: '#fff',
        padding: '24px',
        margin: 0,
        minHeight: '280px',
      }"
    >
      <div class="welcome" v-show="isShowWelcome">
        <Welcome />
      </div>
      <a-list
        v-show="!isShowWelcome"
        item-layout="vertical"
        size="large"
        :grid="{ gutter: 20, column: 3 }"
        :data-source="ebooks"
      >
        <template #renderItem="{ item }">
          <a-list-item key="item.name">
            <template #actions>
              <span>
                <component
                  v-bind:is="'FileOutlined'"
                  style="margin-right: 8px"
                />
                {{ item.docCount }}
              </span>
              <span>
                <component
                  v-bind:is="'UserOutlined'"
                  style="margin-right: 8px"
                />
                {{ item.viewCount }}
              </span>
              <span>
                <component
                  v-bind:is="'LikeOutlined'"
                  style="margin-right: 8px"
                />
                {{ item.voteCount }}
              </span>
            </template>
            <a-list-item-meta :description="item.description">
              <template #title>
                <!-- <router-link :to="'/doc?ebookId=' + item.id">
                  {{ item.name }}
                </router-link> -->
                <p style="cursor: pointer;" @click="handleDocDetail(item.id)">
                  {{ item.name }}
                </p>
              </template>
              <template #avatar><a-avatar :src="item.cover"/></template>
            </a-list-item-meta>
          </a-list-item>
        </template>
      </a-list>
    </a-layout-content>
  </a-layout>
</template>

<script lang="ts">
import { defineComponent, onMounted, ref, reactive, toRef } from "vue";
import axios from "axios";
import { message } from "ant-design-vue";
import { Tool } from "@/util/tool";
import Welcome from "@/components/welcome/Welcome.vue";
import {useRouter} from 'vue-router'
// const listData: any = [];
// for (let i = 0; i < 23; i++) {
//   listData.push({
//     href: 'https://www.antdv.com/',
//     title: `ant design vue part ${i}`,
//     avatar: 'https://zos.alipayobjects.com/rmsportal/ODTLcjxAfvqbxHnVXCYX.png',
//     description:
//         'Ant Design, a design language for background applications, is refined by Ant UED Team.',
//     content:
//         'We supply a series of design principles, practical patterns and high quality design resources (Sketch and Axure), to help people create their product prototypes beautifully and efficiently.',
//   });
// }

export default defineComponent({
  name: "Home",
  components: {
    Welcome,
  },
  setup() {
    const Height = ref(0);

    const ebooks = ref();
    // const ebooks1 = reactive({books: []});

    const openKeys = ref();

    const level1 = ref();
    let categorys: any;
    /**
     * 查询所有分类
     **/
    const handleQueryCategory = () => {
      axios.get("/category/all").then((response) => {
        const data = response.data;
        if (data.success) {
          categorys = data.content;

          // 加载完分类后，将侧边栏全部展开
          // openKeys.value = [];
          // for (let i = 0; i < categorys.length; i++) {
          //   openKeys.value.push(categorys[i].id);
          // }

          level1.value = [];
          level1.value = Tool.array2Tree(categorys, 0);
        } else {
          message.error(data.message);
        }
      });
    };

    const isShowWelcome = ref(true);
    let categoryId2 = 0;

    const handleQueryEbook = () => {
      axios
        .get("/ebook/list", {
          params: {
            page: 1,
            size: 1000,
            category2Id: categoryId2,
          },
        })
        .then((response) => {
          const data = response.data;
          ebooks.value = data.content.list;
          // ebooks1.books = data.content;
        });
    };

    const handleClick = (value: any) => {
      if (value.key === "welcome") {
        isShowWelcome.value = true;
      } else {
        categoryId2 = value.key;
        isShowWelcome.value = false;
        handleQueryEbook();
      }
      // isShowWelcome.value = value.key === 'welcome';
    };
    const minHeight = () => {
      Height.value = document.documentElement.clientHeight - 100;
      window.onresize = () => {
        Height.value = document.documentElement.clientHeight - 100;
      };
    };
    const router = useRouter();
    const handleDocDetail = (id: any) => {
      router.push('/doc?ebookId=' + id)
    };
    onMounted(() => {
      handleQueryCategory();
      minHeight();
    });
    return {
      ebooks,
      // ebooks2: toRef(ebooks1, "books"),
      // listData,
      pagination: {
        // onChange: (page: any) => {
        //   console.log()
        // },
        pageSize: 3,
      },
      // actions: [
      //   { type: 'StarOutlined', text: '156' },
      //   { type: 'LikeOutlined', text: '156' },
      //   { type: 'MessageOutlined', text: '2' },
      // ],

      handleClick,
      level1,

      isShowWelcome,

      openKeys,
      Height,
      handleDocDetail
    };
  },
});
</script>

<style scoped>
.ant-avatar {
  width: 50px;
  height: 50px;
  line-height: 50px;
  border-radius: 8%;
  margin: 5px 0;
}
</style>
